假如我们在一棵新的“超级地球”上从头再来，如何？
What if we could just start all over on a new “super-Earth?”
人类分析这个”超级地球”的大气成分还是首次——分析的还不完美。
The atmosphere of a "super Earth" has been analyzed for the first time—and it ain't pretty.
另外，在同一星系里还有另外两颗“超级地球”。我们一旦过去，可不愁没有东西探索。
For another, two other super-Earths are in the same solar system, giving us plenty to explore once we arrive.
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